How does router work in rails?
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what is active record?
What is the difference between Render vs. Redirect_to in ruby on rails ?
What are rails validation used for?
Explain the importance of yield statement in rails.
What are the types of caching used in rails, what are they?
when self.up and self.down method is used?
What is ORM in Rails?
What is the main difference between procs and blocks?
What is rails migration? What can it do?
How is calling super() different from the super call?
Do you know what is rake in rails?
The string can be represented in single as well as double quotes. What is the difference between the two?